aboutsummaryrefslogtreecommitdiff
path: root/src/wallet/wallettool.cpp
blob: e991bc0814b20f950ed0a6598e3e1633544b9cc6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
// Copyright (c) 2016-2021 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h>
#endif

#include <wallet/wallettool.h>

#include <fs.h>
#include <util/system.h>
#include <util/translation.h>
#include <wallet/dump.h>
#include <wallet/salvage.h>
#include <wallet/wallet.h>
#include <wallet/walletutil.h>

namespace wallet {
namespace WalletTool {

// The standard wallet deleter function blocks on the validation interface
// queue, which doesn't exist for the bitcoin-wallet. Define our own
// deleter here.
static void WalletToolReleaseWallet(CWallet* wallet)
{
    wallet->WalletLogPrintf("Releasing wallet\n");
    wallet->Close();
    delete wallet;
}

static void WalletCreate(CWallet* wallet_instance, uint64_t wallet_creation_flags)
{
    LOCK(wallet_instance->cs_wallet);

    wallet_instance->SetMinVersion(FEATURE_LATEST);
    wallet_instance->InitWalletFlags(wallet_creation_flags);

    if (!wallet_instance->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
        auto spk_man = wallet_instance->GetOrCreateLegacyScriptPubKeyMan();
        spk_man->SetupGeneration(false);
    } else {
        wallet_instance->SetupDescriptorScriptPubKeyMans();
    }

    tfm::format(std::cout, "Topping up keypool...\n");
    wallet_instance->TopUpKeyPool();
}

static const std::shared_ptr<CWallet> MakeWallet(const std::string& name, const fs::path& path, const ArgsManager& args, DatabaseOptions options)
{
    DatabaseStatus status;
    bilingual_str error;
    std::unique_ptr<WalletDatabase> database = MakeDatabase(path, options, status, error);
    if (!database) {
        tfm::format(std::cerr, "%s\n", error.original);
        return nullptr;
    }

    // dummy chain interface
    std::shared_ptr<CWallet> wallet_instance{new CWallet(nullptr /* chain */, name, args, std::move(database)), WalletToolReleaseWallet};
    DBErrors load_wallet_ret;
    try {
        load_wallet_ret = wallet_instance->LoadWallet();
    } catch (const std::runtime_error&) {
        tfm::format(std::cerr, "Error loading %s. Is wallet being used by another process?\n", name);
        return nullptr;
    }

    if (load_wallet_ret != DBErrors::LOAD_OK) {
        wallet_instance = nullptr;
        if (load_wallet_ret == DBErrors::CORRUPT) {
            tfm::format(std::cerr, "Error loading %s: Wallet corrupted", name);
            return nullptr;
        } else if (load_wallet_ret == DBErrors::NONCRITICAL_ERROR) {
            tfm::format(std::cerr, "Error reading %s! All keys read correctly, but transaction data"
                            " or address book entries might be missing or incorrect.",
                name);
        } else if (load_wallet_ret == DBErrors::TOO_NEW) {
            tfm::format(std::cerr, "Error loading %s: Wallet requires newer version of %s",
                name, PACKAGE_NAME);
            return nullptr;
        } else if (load_wallet_ret == DBErrors::NEED_REWRITE) {
            tfm::format(std::cerr, "Wallet needed to be rewritten: restart %s to complete", PACKAGE_NAME);
            return nullptr;
        } else if (load_wallet_ret == DBErrors::NEED_RESCAN) {
            tfm::format(std::cerr, "Error reading %s! Some transaction data might be missing or"
                           " incorrect. Wallet requires a rescan.",
                name);
        } else {
            tfm::format(std::cerr, "Error loading %s", name);
            return nullptr;
        }
    }

    if (options.require_create) WalletCreate(wallet_instance.get(), options.create_flags);

    return wallet_instance;
}

static void WalletShowInfo(CWallet* wallet_instance)
{
    LOCK(wallet_instance->cs_wallet);

    tfm::format(std::cout, "Wallet info\n===========\n");
    tfm::format(std::cout, "Name: %s\n", wallet_instance->GetName());
    tfm::format(std::cout, "Format: %s\n", wallet_instance->GetDatabase().Format());
    tfm::format(std::cout, "Descriptors: %s\n", wallet_instance->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS) ? "yes" : "no");
    tfm::format(std::cout, "Encrypted: %s\n", wallet_instance->IsCrypted() ? "yes" : "no");
    tfm::format(std::cout, "HD (hd seed available): %s\n", wallet_instance->IsHDEnabled() ? "yes" : "no");
    tfm::format(std::cout, "Keypool Size: %u\n", wallet_instance->GetKeyPoolSize());
    tfm::format(std::cout, "Transactions: %zu\n", wallet_instance->mapWallet.size());
    tfm::format(std::cout, "Address Book: %zu\n", wallet_instance->m_address_book.size());
}

bool ExecuteWalletToolFunc(const ArgsManager& args, const std::string& command)
{
    if (args.IsArgSet("-format") && command != "createfromdump") {
        tfm::format(std::cerr, "The -format option can only be used with the \"createfromdump\" command.\n");
        return false;
    }
    if (args.IsArgSet("-dumpfile") && command != "dump" && command != "createfromdump") {
        tfm::format(std::cerr, "The -dumpfile option can only be used with the \"dump\" and \"createfromdump\" commands.\n");
        return false;
    }
    if (args.IsArgSet("-descriptors") && command != "create") {
        tfm::format(std::cerr, "The -descriptors option can only be used with the 'create' command.\n");
        return false;
    }
    if (args.IsArgSet("-legacy") && command != "create") {
        tfm::format(std::cerr, "The -legacy option can only be used with the 'create' command.\n");
        return false;
    }
    if (command == "create" && !args.IsArgSet("-wallet")) {
        tfm::format(std::cerr, "Wallet name must be provided when creating a new wallet.\n");
        return false;
    }
    const std::string name = args.GetArg("-wallet", "");
    const fs::path path = fsbridge::AbsPathJoin(GetWalletDir(), fs::PathFromString(name));

    if (command == "create") {
        DatabaseOptions options;
        ReadDatabaseArgs(args, options);
        options.require_create = true;
        // If -legacy is set, use it. Otherwise default to false.
        bool make_legacy = args.GetBoolArg("-legacy", false);
        // If neither -legacy nor -descriptors is set, default to true. If -descriptors is set, use its value.
        bool make_descriptors = (!args.IsArgSet("-descriptors") && !args.IsArgSet("-legacy")) || (args.IsArgSet("-descriptors") && args.GetBoolArg("-descriptors", true));
        if (make_legacy && make_descriptors) {
            tfm::format(std::cerr, "Only one of -legacy or -descriptors can be set to true, not both\n");
            return false;
        }
        if (!make_legacy && !make_descriptors) {
            tfm::format(std::cerr, "One of -legacy or -descriptors must be set to true (or omitted)\n");
            return false;
        }
        if (make_descriptors) {
            options.create_flags |= WALLET_FLAG_DESCRIPTORS;
            options.require_format = DatabaseFormat::SQLITE;
        }

        const std::shared_ptr<CWallet> wallet_instance = MakeWallet(name, path, args, options);
        if (wallet_instance) {
            WalletShowInfo(wallet_instance.get());
            wallet_instance->Close();
        }
    } else if (command == "info") {
        DatabaseOptions options;
        ReadDatabaseArgs(args, options);
        options.require_existing = true;
        const std::shared_ptr<CWallet> wallet_instance = MakeWallet(name, path, args, options);
        if (!wallet_instance) return false;
        WalletShowInfo(wallet_instance.get());
        wallet_instance->Close();
    } else if (command == "salvage") {
#ifdef USE_BDB
        bilingual_str error;
        std::vector<bilingual_str> warnings;
        bool ret = RecoverDatabaseFile(args, path, error, warnings);
        if (!ret) {
            for (const auto& warning : warnings) {
                tfm::format(std::cerr, "%s\n", warning.original);
            }
            if (!error.empty()) {
                tfm::format(std::cerr, "%s\n", error.original);
            }
        }
        return ret;
#else
        tfm::format(std::cerr, "Salvage command is not available as BDB support is not compiled");
        return false;
#endif
    } else if (command == "dump") {
        DatabaseOptions options;
        ReadDatabaseArgs(args, options);
        options.require_existing = true;
        const std::shared_ptr<CWallet> wallet_instance = MakeWallet(name, path, args, options);
        if (!wallet_instance) return false;
        bilingual_str error;
        bool ret = DumpWallet(args, *wallet_instance, error);
        if (!ret && !error.empty()) {
            tfm::format(std::cerr, "%s\n", error.original);
            return ret;
        }
        tfm::format(std::cout, "The dumpfile may contain private keys. To ensure the safety of your Bitcoin, do not share the dumpfile.\n");
        return ret;
    } else if (command == "createfromdump") {
        bilingual_str error;
        std::vector<bilingual_str> warnings;
        bool ret = CreateFromDump(args, name, path, error, warnings);
        for (const auto& warning : warnings) {
            tfm::format(std::cout, "%s\n", warning.original);
        }
        if (!ret && !error.empty()) {
            tfm::format(std::cerr, "%s\n", error.original);
        }
        return ret;
    } else {
        tfm::format(std::cerr, "Invalid command: %s\n", command);
        return false;
    }

    return true;
}
} // namespace WalletTool
} // namespace wallet